Pretreatment Low Serum Sodium as a Prognostic Factor for Patients with Esophageal Cancer Treated with Radiotherapy or Chemoradiotherapy

Table 2

Spearman’s correlation analysis of interrelationships among hematological indicators.

Hematological Indices		rs	p value
Serum sodium	Leukocyte	-0.219	<0.001
	Neutrophil	-0.237	<0.001
	CRP	-0.163	0.137
	Lymphocyte	0.085	0.183
	NLR	-0.247	<0.001
Leukocyte	Neutrophil	0.910	<0.001
	CRP	0.186	0.088
	Lymphocyte	0.363	<0.001
	NLR	0.381	<0.001
Neutrophil	CRP	0.108	0.325
	Lymphocyte	0.088	0.167
	NLR	0.634	<0.001
CRP	Lymphocyte	0.068	0.533
	NLR	0.029	0.792

Abbreviation: NLR, neutrophil-to-lymphocyte ratio; CRP, C-reactive protein. r_s: Spearman’s correlation coefficient.